CH671851A5 - - Google Patents
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- Publication number
- CH671851A5 CH671851A5 CH4031/86A CH403186A CH671851A5 CH 671851 A5 CH671851 A5 CH 671851A5 CH 4031/86 A CH4031/86 A CH 4031/86A CH 403186 A CH403186 A CH 403186A CH 671851 A5 CH671851 A5 CH 671851A5
- Authority
- CH
- Switzerland
- Prior art keywords
- valve
- coolant
- nuclear fuel
- inlet channel
- inlet
- Prior art date
Links
- 239000002826 coolant Substances 0.000 claims description 41
- 239000000446 fuel Substances 0.000 claims description 36
- 239000003758 nuclear fuel Substances 0.000 claims description 23
- 238000009835 boiling Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000001419 dependent effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000004992 fission Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/322—Means to influence the coolant flow through or around the bundles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7838—Plural
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Testing Of Engines (AREA)
- Check Valves (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Lift Valve (AREA)
- Catalysts (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/785,816 US4716011A (en) | 1985-10-09 | 1985-10-09 | BWR fuel assembly bottom nozzle with one-way coolant flow valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH671851A5 true CH671851A5 (enrdf_load_stackoverflow) | 1989-09-29 |
Family
ID=25136710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4031/86A CH671851A5 (enrdf_load_stackoverflow) | 1985-10-09 | 1986-10-08 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4716011A (enrdf_load_stackoverflow) |
| JP (1) | JPS6288991A (enrdf_load_stackoverflow) |
| CH (1) | CH671851A5 (enrdf_load_stackoverflow) |
| ES (1) | ES2004861A6 (enrdf_load_stackoverflow) |
| SE (1) | SE459457B (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62284289A (ja) * | 1986-06-02 | 1987-12-10 | 日本原子力研究所 | 原子炉 |
| SE503441C2 (sv) * | 1990-10-18 | 1996-06-17 | Asea Atom Ab | Förfarande och anordning för reglering av kylflöde i en tryckvattenreaktors bränslepatron |
| US5488644A (en) * | 1994-07-13 | 1996-01-30 | General Electric Company | Spring assemblies for adjoining nuclear fuel rod containing ferrules and a spacer formed of the spring assemblies and ferrules |
| US5519747A (en) | 1994-10-04 | 1996-05-21 | General Electric Company | Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle |
| US5546437A (en) * | 1995-01-11 | 1996-08-13 | General Electric Company | Spacer for nuclear fuel rods |
| US5566217A (en) * | 1995-01-30 | 1996-10-15 | General Electric Company | Reduced height spacer for nuclear fuel rods |
| US5675621A (en) | 1995-08-17 | 1997-10-07 | General Electric Company | Reduced height flat spring spacer for nuclear fuel rods |
| US5875222A (en) * | 1996-03-11 | 1999-02-23 | General Electric Company | Nuclear reactor core flooding by control of shroud leakage and fuel channel spillover |
| RU2248050C2 (ru) * | 2003-03-07 | 2005-03-10 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Тепловыделяющая сборка ядерного реактора (варианты) |
| US20130025711A1 (en) * | 2010-04-28 | 2013-01-31 | Larry Rayner Russell | Self Piloted Check Valve |
| US9309979B2 (en) | 2010-04-28 | 2016-04-12 | Larry Rayner Russell | Self piloted check valve |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3389056A (en) * | 1964-07-09 | 1968-06-18 | Westinghouse Electric Corp | Fuel assemblies |
| US3445863A (en) * | 1965-12-08 | 1969-05-27 | Juro Wada | One-way valve device suitable for use as a heart valve |
| GB1295222A (enrdf_load_stackoverflow) * | 1971-01-18 | 1972-11-08 | ||
| DE2217057C2 (de) * | 1972-04-08 | 1982-09-09 | Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach | Naturumlauf - Notkühlung für Kernreaktoren |
| US3988203A (en) * | 1973-05-14 | 1976-10-26 | Nikolai Grigorievich Kuzavkov | Control assembly of a nuclear reactor |
| FR2280177A1 (fr) * | 1974-05-20 | 1976-02-20 | Kraftwerk Union Ag | Reacteur nucleaire refroidi a l'eau |
| US3930549A (en) * | 1974-11-15 | 1976-01-06 | Caterpillar Tractor Co. | Protective guard assembly for track drive motors |
| FR2292313A2 (fr) * | 1974-11-20 | 1976-06-18 | Kraftwerk Union Ag | Reacteur nucleaire refroidi a l'eau |
| GB1518292A (en) * | 1975-05-07 | 1978-07-19 | Atomic Energy Authority Uk | Nuclear reactor fuel sub-assemblies |
| US4095514A (en) * | 1976-11-08 | 1978-06-20 | Airtek Corporation | Air pollution control device |
| SE411973B (sv) * | 1978-06-01 | 1980-02-11 | Asea Atom Ab | Sett att utbyta brensle i en kernreaktor |
| SE420545B (sv) * | 1979-07-03 | 1981-10-12 | Asea Atom Ab | Brenslepatron for en kokarreaktor |
| US4249567A (en) * | 1979-10-02 | 1981-02-10 | Transamerica Delaval Inc. | Check-valve construction |
| SE421969B (sv) * | 1980-03-17 | 1982-02-08 | Asea Atom Ab | Brenslepatron for en kokarreaktor |
| JPS56148096A (en) * | 1980-04-21 | 1981-11-17 | Tokyo Shibaura Electric Co | Nuclear reactor |
| US4406022A (en) * | 1981-11-16 | 1983-09-27 | Kathryn Roy | Prosthetic valve means for cardiovascular surgery |
| JPS5992395A (ja) * | 1982-11-19 | 1984-05-28 | 株式会社東芝 | 高速増殖炉 |
-
1985
- 1985-10-09 US US06/785,816 patent/US4716011A/en not_active Expired - Fee Related
-
1986
- 1986-09-30 SE SE8604150A patent/SE459457B/sv not_active IP Right Cessation
- 1986-10-08 CH CH4031/86A patent/CH671851A5/de not_active IP Right Cessation
- 1986-10-08 ES ES8602500A patent/ES2004861A6/es not_active Expired
- 1986-10-09 JP JP61241193A patent/JPS6288991A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4716011A (en) | 1987-12-29 |
| SE8604150D0 (sv) | 1986-09-30 |
| SE8604150L (sv) | 1987-04-10 |
| JPS6288991A (ja) | 1987-04-23 |
| SE459457B (sv) | 1989-07-03 |
| ES2004861A6 (es) | 1989-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |